The ABB brand on this relay is a good sign, since it is widely known in the trade.
ABB REX615 FEEDER PROTECTION RELAY 24-60 VDC /ABB FEEDER PROTECTION RELAY REX615
This one carries the Clipsal brand, and you will find that it snaps into place with a reassuring click.
This general purpose relay comes from Schneider Electric, so you know the build quality and consistency are there.
You will find that the WAGO brand is easy to spot when you are sorting parts on the bench.
The JQC-3FF-S-Z is small yet sturdy, making it a handy pick for repairs.
You will find that this relay comes with a flange mount relay design for easier alignment during setup.
The 4016819 is straightforward to mount, and the screw holes line up with standard DIN rails.
A nice touch is the steady performance of the protection relay when power quality dips or surges occur.
A nice touch is that the 4RD00779404 model is shown in the photo, so-check yourself.
What stands out about this relay is the model KUP-14D15-24=KU written in bold text.